Please help AB is dilated by a scale factor of 3 to form A’B’. PointO, which lies on ABC, is the center of dilation. The slope of a B is three. The slope of A’B’ is ? A’B’ ? through point O.
OPTIONS:
Blank 1
1/3, -1/3, 3, -3, 9, -9
Blank 2
Passes, Does not pass

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244